Lots of music events these days hand out various glowing tchotchkes that flash and sync up with the performance. [Tony Goacher] has whipped up his own badges that can do …read more (https://hackaday.com/2026/05/20/building-festival-badges-that-sync-themselves-up/)

Investigating the Health Impacts of UFPs and VOCs from FDM Printers
https://hackaday.com/2026/05/20/investigating-the-health-impacts-of-ufps-and-vocs-from-fdm-printers/

FDM 3D printing is fairly messy on a molecular scale, with the filament being heated up to temperatures high enough to melt it, which produces ultra-fine particles (UFPs) and volatile …read more (https://hackaday.com/2026/05/20/investigating-the-health-impacts-of-ufps-and-vocs-from-fdm-printers/)

Unlocking the True Power of a MacBook Neo By Cooling It
https://hackaday.com/2026/05/20/unlocking-the-true-power-of-a-macbook-neo-by-cooling-it/

Mobile devices generally have one Achilles’ heel when it comes to computing power: thermal throttling. Outside of bulky desktop and server systems, chips have to run at a fraction of …read more (https://hackaday.com/2026/05/20/unlocking-the-true-power-of-a-macbook-neo-by-cooling-it/)

Building a Better Automotive Rotary Controller
https://hackaday.com/2026/05/21/building-a-better-automotive-rotary-controller/

If you’ve ever spent time in a modern BMW, you’ve probably fussed about with the goofy iDrive controller. It’s a rotary knobbery slidery thing that just never really feels that …read more (https://hackaday.com/2026/05/21/building-a-better-automotive-rotary-controller/)

Wayland Comes to Minecraft
https://hackaday.com/2026/05/21/wayland-comes-to-minecraft/

The overall adoption and implementation of Wayland — intended as a replacement for the decades-old X11 windowing system — in the Linux world has been full of fits and starts. …read more (https://hackaday.com/2026/05/21/wayland-comes-to-minecraft/)

Magnets Are Bad For Hardware Again
https://hackaday.com/2026/05/21/magnets-are-bad-for-hardware-again/

If you were around tech in the bad old days, magnets could be really bad news. They were fine on the fridge, no problem at all. Put one near a …read more (https://hackaday.com/2026/05/21/magnets-are-bad-for-hardware-again/)

Transforming Lamp Built With LED Filaments
https://hackaday.com/2026/05/21/transforming-lamp-built-with-led-filaments/

[Nick Electronics] had an idea to build a stylish lamp that could transform its shape while lit. This goal was achieved beautifully with the aid of many, many filament LEDs. …read more (https://hackaday.com/2026/05/21/transforming-lamp-built-with-led-filaments/)